@article{ref1,
title="On the history of the iron and coal industries in the Liége District",
journal="Proceedings of the institution of mechanical engineers",
year="1883",
author="De Laveleye, M. Edouard",
volume="34",
number="1",
pages="329-344",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0020-3483",
doi="10.1243/PIME_PROC_1883_034_018_02",
url="http://dx.doi.org/10.1243/PIME_PROC_1883_034_018_02"
}